Under Armour is quickly growing into one of the best manufacturers of sportswear in the world. I’m a runner and mountain climber myself and I find their gear excellent. I usually do my shopping for UA items online so I often pay more compared to when you buy the items in a physical store. This is why I use promo codes and discounts when I shop online. My favorite source of promo codes is of course Groupon. Check out their promo codes and discounts for Under Armour by going to the Under Armour section in the site.